He makes regular appearances at various conferences, but most of the conferees are at least a little “out there”.
That’s why we need mainline “in there” guys to at least consider the evidence of a different timeline for our past history.
Cycles are a possibility, fueled by cataclysmic events such as asteroid hits and/or climate change. We seem to be OK with that type of scenario with other species such as the dinosaurs, but reject it for humans. For humans we insist on a straight line of progressive evolution—and that seems particularly ego driven
We may have had a peak, a break down, and now a peak up with still more to go (we hope)